Institute Newton C. Braga

Circuit Bench

MW Radio EB-165 (CB18354E)
This 6-transistor commercial radio with 6 V supply was found in a Japanese publication from the...
Commercial Receiver KT6 (CB18432E)
This Japanese transistor radio was manufactured in the 1960s in Japan. The circuit of 6...
PWM motor control (CB8018E)
Found in a 1965’s General Electric documentation, this circuit can be designed with modern...